<?php if($group['see_check']=='1') {
    if($_thread['OK'] =='0'){ ?>
    <i class="icon-coffee" style="color:rebeccapurple;" aria-hidden="true" title="审核主题"></i>
    <?php } elseif($_thread['OK'] =='-2') { ?>
    <i class="icon-recycle" style="color:lawngreen;" aria-hidden="true" title="回收站中的主题"></i>
    <?php } ?>
<?php }?>